@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* Design Tokens */
:root {
  --color-primary: #FFCC00;
  --color-primary-orange:#FEC416;
  --color-secondary: #3F3F46;
  --color-accent: #18181B;
  --color-light: #F8FAFC;
  --nav-height: 80px;
  --nav-height-scroll: 70px;
}

/* Base Styles */
body {
  background-color: var(--color-light);
  color: #0f172a;
  font-family: "Space Grotesk", "Geist", ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: inherit;
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 0.95;
  color: inherit; /* Permite herdar cores em seções dark */
}

/* Aplicar cor accent por padrão em seções claras se necessário, 
   ou deixar que o body controle. Como o body já é escuro, 
   podemos definir uma cor padrão aqui se desejado. */
.text-accent { color: var(--color-accent); }

/* Utilities (Tailwind-like) */
.section-padding {
  padding: 4rem 1.5rem;
  max-width: 80rem; /* 7xl */
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .section-padding {
    padding: 6rem 3rem;
  }
}

.text-primary-orange { color: var(--color-primary-orange); }
.text-secondary { color: var(--color-secondary); }
.bg-primary { background-color: var(--color-primary); }
.bg-primary-orange { background-color: var(--color-primary-orange); }
.bg-accent { background-color: var(--color-accent); }
.bg-light { background-color: var(--color-light); }

.glass-card {
  background-color: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 
    0 4px 6px -1px rgba(0, 0, 0, 0.02),
    0 2px 4px -1px rgba(0, 0, 0, 0.01);
}

/* Modern Navbar Specifics */
#main-nav ul li a {
  position: relative;
  transition: all 0.3s ease;
  font-weight: 500;
  color: var(--color-secondary);
  text-decoration: none;
}

#main-nav ul li a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary-orange);
  transition: width 0.3s ease;
  border-radius: 2px;
}

#main-nav ul li a:hover {
  color: var(--color-accent);
}

#main-nav ul li a:hover::after {
  width: 100%;
}

.nav-scrolled {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  padding-top: 0.75rem !important;
  padding-bottom: 0.75rem !important;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
}

.btn-premium {
  background: linear-gradient(135deg, var(--color-accent) 0%, #3f3f46 100%);
  color: white;
  box-shadow: 0 4px 14px 0 rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.btn-premium:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  background: linear-gradient(135deg, #3f3f46 0%, var(--color-accent) 100%);
}

/* Custom Animations */
@keyframes slideInfinite {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.animate-infinite-scroll {
  animation: slideInfinite 60s linear infinite;
}

/* Helper classes since we are using plain CSS for some parts */
.grid { display: grid; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.gap-4 { gap: 1rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }
.gap-16 { gap: 4rem; }

.pt-nav {
  padding-top: 88px;
}

@media (min-width: 768px) {
  .pt-nav {
    padding-top: 96px;
  }
}

::selection {
  background-color: var(--color-primary);
  color: var(--color-accent);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}